<template>
    <div class="sidebar">
        <el-menu class="sidebar-el-menu" :default-active="onRoutes" :collapse="collapse" background-color="#324157"
                 text-color="#bfcbd9" active-text-color="#20a0ff" unique-opened router>
            <template v-for="item in items">
                <template v-if="item.subs">
                    <el-submenu :index="item.index" :key="item.index">
                        <template slot="title">
                            <i :class="item.icon"></i><span slot="title">{{ item.title }}</span>
                        </template>
                        <template v-for="subItem in item.subs">
                            <el-submenu v-if="subItem.subs" :index="subItem.index" :key="subItem.index">
                                <template slot="title">{{ subItem.title }}</template>
                                <el-menu-item v-for="(threeItem,i) in subItem.subs" :key="i" :index="threeItem.index">
                                    {{ threeItem.title }}
                                </el-menu-item>
                            </el-submenu>
                            <el-menu-item v-else :index="subItem.index" :key="subItem.index">
                                {{ subItem.title }}
                            </el-menu-item>
                        </template>
                    </el-submenu>
                </template>
                <template v-else>
                    <el-menu-item :index="item.index" :key="item.index">
                        <i :class="item.icon"></i><span slot="title">{{ item.title }}</span>
                    </el-menu-item>
                </template>
            </template>
        </el-menu>
    </div>
</template>

<script>
    import bus from '../common/bus';

    export default {
        data() {
            return {

                collapse: false,
                items: [
                    {
                        icon: 'el-icon-lx-home',
                        index: 'projectList',
                        title: '返回'
                    }, {
                        icon: 'el-icon-lx-calendar',
                        index: '5',
                        title: '网关系统',
                        subs: [
                            {
                                index: '/gateway/app/' + this.projectCode,
                                title: '应用转发'
                            },
                            {
                                index: '/gateway/specurl/' + this.projectCode,
                                title: '特殊URL管理'
                            },
                            {
                                index: '/gateway/auth/resource/' + this.projectCode,
                                title: '资源管理'
                            }
                            , {
                                index: '/gateway/auth/role/' + this.projectCode,
                                title: '角色管理'
                            }
                            ,
                            {
                                index: '/gateway/log/access/' + this.projectCode,
                                title: '访问日志'
                            },
                            {
                                index: '/gateway/pt/desc',
                                title: '协议泛化(暂未实现)',
                                subs: [
                                    {
                                        index: '/gateway/pt/interface/' + this.projectCode,
                                        title: '接口管理'
                                    }
                                ]

                            }, {
                                index: '/gateway/swagger/' + this.projectCode,
                                title: 'swagger聚合'
                            }, {
                                index: '/gateway/project/' + this.projectCode,
                                title: '项目基本信息'
                            }

                        ]
                    },
                    {
                        icon: 'el-icon-lx-calendar',
                        index: '2',
                        title: '组织管理',
                        subs: [
                            {
                                index: '/sys/org/dept',
                                title: '部门管理'
                            }
                            , {
                                index: '/sys/org/user',
                                title: '用户管理'
                            }
                            , {
                                index: '/sys/org/post',
                                title: '岗位管理'
                            }
                        ]
                    },

                ]
            }
        },
        computed: {
            onRoutes() {

                if (this.$route.path.indexOf('projectList') === -1) {
                    return this.$route.path.replace('/', '');
                } else {
                    this.$router.push({
                        path: '/projectList'
                    });
                }
            },
        },
        created() {
            // 通过 Event Bus 进行组件间通信，来折叠侧边栏
            bus.$on('collapse', msg => {
                this.collapse = msg;
            })

        }, props: {

            projectCode: String
        }
    }
</script>

<style scoped>
    .sidebar {
        display: block;
        position: absolute;
        left: 0;
        top: 70px;
        bottom: 0;
        overflow-y: scroll;
    }

    .sidebar::-webkit-scrollbar {
        width: 0;
    }

    .sidebar-el-menu:not(.el-menu--collapse) {
        width: 200px;
    }

    .sidebar > ul {
        height: 100%;
    }
</style>
